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2.4
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101.
What are Phase Change Materials (PCM) in construction?
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102.
What is thermal insulation, and how does it work?
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103.
What are the different LEED certifications?
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104.
What is the impact of construction materials on the environment?
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105.
What is the concept of zero-energy buildings?
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106.
What is the role of bamboo in sustainable construction?
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107.
What are the advantages of using recycled materials in construction?
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108.
What is the importance of sustainability in construction materials?
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109.
What are green building materials?
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110.
What is the purpose of hooks in reinforcement?
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111.
What is stirrup spacing in beams?
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112.
What is the cover in reinforcement, and why is it important?
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113.
What is development length in reinforcement?
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114.
What is lap length in reinforcement?
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115.
What are the basic principles of reinforcement detailing?
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116.
What are the common materials used for formwork?
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117.
What is shuttering in construction?
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118.
What are the different types of formwork?
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119.
What is formwork in construction?
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120.
What is 3D printing in construction?
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121.
What is the difference between RCC and prestressed concrete?
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122.
What are the advantages of prefabrication in construction?
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123.
What is fiber-reinforced concrete?
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124.
What is lightweight concrete, and where is it used?
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125.
What is post-tensioning and pre-tensioning in concrete?
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126.
What is slipform construction?
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127.
What is cast-in-situ construction?
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128.
What is precast construction?
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129.
What are the different types of construction methods?
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130.
What is geopolymer concrete?
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131.
What is self-compacting concrete?
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132.
What is shrinkage-reducing admixture?
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133.
What is the effect of accelerators in concrete?
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134.
What is retarding admixture, and where is it used?
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135.
What is air-entraining admixture?
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136.
What are superplasticizers, and how do they improve concrete workability?
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137.
What is the function of admixtures in concrete?
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138.
What is the difference between cement mortar and lime mortar?
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139.
What is mortar, and what are its main components?
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140.
What is the water absorption capacity of bricks?
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141.
What are AAC blocks, and why are they used?
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142.
What is hollow concrete block, and what are its advantages?
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143.
How are bricks tested for strength?
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144.
What is efflorescence in bricks, and how can it be prevented?
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145.
What is the difference between clay bricks and fly ash bricks?
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146.
What are the different types of concrete blocks?
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147.
What are the qualities of good bricks?
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148.
What are the standard dimensions of a brick?
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149.
What are the different types of bricks used in construction?
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150.
What preservatives are used to improve timber durability?
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151.
What is the importance of moisture content in timber?
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152.
What are the fire-resistant properties of timber?
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153.
What are the different types of engineered wood products?
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154.
What is the difference between hardwood and softwood?
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155.
What is plywood, and where is it used?
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156.
How is timber seasoned, and why is it important?
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157.
What are the defects in timber?
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158.
What are the properties of good quality timber?
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159.
What are the different types of timber used in construction?
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160.
What is the difference between ferrous and non-ferrous metals?
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161.
What is stainless steel, and where is it used in construction?
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162.
What is the purpose of carbon in steel?
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163.
What is corrosion of steel, and how can it be prevented?
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164.
What is the difference between cold-rolled and hot-rolled steel?
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165.
How is steel reinforcement tested for quality?
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166.
What is the tensile strength of steel?
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167.
What is the difference between TMT bars and HYSD bars?
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168.
What is mild steel, and where is it used?
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169.
What are the different types of steel used in construction?
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170.
What is the significance of the flakiness and elongation index?
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171.
What is the bulk density of aggregates?
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172.
What is the specific gravity of aggregates, and how is it measured?
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173.
What is the importance of grading in aggregates?
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174.
What is the shape and texture of aggregates, and how does it affect concrete?
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175.
What is the crushing value of aggregates, and why is it important?
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176.
What is the impact value of aggregate, and how is it determined?
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177.
What are the desirable properties of good aggregates?
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178.
What is the difference between fine and coarse aggregates?
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179.
What are aggregates, and what is their role in concrete?
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180.
What are admixtures in concrete, and what are their types?
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181.
What is the difference between plain concrete and reinforced concrete?
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182.
What is the compressive strength of concrete, and how is it tested?
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183.
What is curing in concrete, and why is it necessary?
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184.
What is the slump test, and why is it performed?
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185.
What is workability in concrete, and how is it measured?
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186.
What is the difference between nominal mix and design mix concrete?
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187.
What are the different grades of concrete?
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188.
What is the water-cement ratio, and how does it affect concrete strength?
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189.
What is concrete, and what are its main components?
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190.
What is sulfate-resistant cement, and where is it used?
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191.
What tests are conducted on cement to check its quality?
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192.
What is the heat of hydration in cement?
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193.
What is the setting time of cement, and why is it important?
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194.
What are the different grades of cement, and what do they indicate?
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195.
What is the function of gypsum in cement?
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196.
What are the chemical components of cement?
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197.
How does Portland Pozzolana Cement (PPC) differ from OPC?
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198.
What is Ordinary Portland Cement (OPC), and where is it used?
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199.
What are the different types of cement used in construction?